<html>
<head>
	<title>Test</title>
	<script src="ckeditor/ckeditor.js"></script>
</head>
<body>
	<form action="" method="post">
		<textarea name="post" row="10">pute</textarea>
		<script>CKEDITOR.replace('post');</script>
		<input type="submit" value="ok" />
	</form>
	<?php
	if (isset($_POST['post'])) 
	echo $_POST['post']; ?>
</body>
</html>